Home / 907,362,802.84-1,361,286,412.13-325,155,901.32

Finding the Fourth Proportional to 907,362,802.84, 1,361,286,412.13 and 325,155,901.32

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Solution

The fourth proportional to 907,362,802.84, 1,361,286,412.13 and 325,155,901.32 is: 487,820,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,362,802.84 : 1,361,286,412.13 = 325,155,901.32 : x
  2. Step 2: Convert to fraction form
    907,362,802.84/1,361,286,412.13 = 325,155,901.32/x
  3. Step 3: Cross multiply
    907,362,802.84x = 1,361,286,412.13 × 325,155,901.32
  4. Step 4: Simplify right side
    907,362,802.84x = 442,630,310,287,431,424
  5. Step 5: Solve for x
    x = 442,630,310,287,431,424/907,362,802.84
  6. Step 6: Final answer
    x = 487,820,647.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.